公斤 Traditional form: 公斤 Pinyin (reading): gōngjīn Definitions: kilogram (kg) Characters: 公 - fair, equitable; public; duke 斤 - a catty (about 500 grams); an axe; keen, shrewd Traditional characters: 公 - fair, equitable; public; duke 斤 - a catty (about 500 grams); an axe; keen, shrewd